---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3606 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.3G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 625 12100 0 3313 15084 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:58:db:49 brd ff:ff:ff:ff:ff:ff inet 10.30.107.142/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe58:db49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3606) 03/21/26 _x86_64_ (4 CPU) 03:15:20 LINUX RESTART (4 CPU) 03:16:02 tps rtps wtps bread/s bwrtn/s 03:17:01 295.95 12.27 283.68 279.27 49372.11 03:18:01 505.00 0.30 504.70 2.40 38335.77 03:19:01 322.31 0.02 322.30 4.27 18479.59 03:20:01 97.22 31.01 66.21 1897.02 3570.34 Average: 305.17 10.89 294.28 546.81 27348.62 03:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 13354964 15159576 3070004 18.69 80204 1912204 1298492 7.43 1081712 1746540 150008 03:18:01 11846684 14703112 4578284 27.87 175716 2713924 1722736 9.86 1608468 2545828 501376 03:19:01 11350844 14218052 5074124 30.89 175908 2720904 2180960 12.48 2128668 2510492 36 03:20:01 12402988 15440020 4021980 24.49 176392 2887756 841384 4.82 978024 2621424 69372 Average: 12238870 14880190 4186098 25.49 152055 2558697 1510893 8.65 1449218 2356071 180198 03:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 ens3 224.10 158.85 2056.66 33.73 0.00 0.00 0.00 0.00 03:17:01 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 03:18:01 ens3 4349.61 2828.92 2479.79 853.02 0.00 0.00 0.00 0.00 03:18:01 lo 3.53 3.53 0.69 0.69 0.00 0.00 0.00 0.00 03:19:01 ens3 1317.63 980.60 395.31 311.11 0.00 0.00 0.00 0.00 03:19:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:20:01 ens3 361.49 268.16 1568.28 65.36 0.00 0.00 0.00 0.00 03:20:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 1569.04 1063.05 1623.28 317.03 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.22 0.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3606) 03/21/26 _x86_64_ (4 CPU) 03:15:20 LINUX RESTART (4 CPU) 03:16:02 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 23.35 0.00 1.91 4.26 0.09 70.39 03:17:01 0 30.02 0.00 2.98 2.03 0.12 64.86 03:17:01 1 21.28 0.00 1.42 12.66 0.10 64.54 03:17:01 2 17.50 0.00 1.56 1.31 0.07 79.56 03:17:01 3 24.63 0.00 1.65 1.09 0.07 72.56 03:18:01 all 25.80 0.00 10.28 3.53 0.15 60.24 03:18:01 0 22.02 0.00 10.79 4.74 0.17 62.28 03:18:01 1 29.01 0.00 11.59 4.08 0.14 55.19 03:18:01 2 28.89 0.00 9.94 3.23 0.13 57.80 03:18:01 3 23.24 0.00 8.83 2.06 0.14 65.72 03:19:01 all 31.79 0.00 2.92 1.54 0.12 63.62 03:19:01 0 23.85 0.00 3.46 1.91 0.12 70.66 03:19:01 1 21.34 0.00 3.20 2.93 0.12 72.42 03:19:01 2 43.18 0.00 2.77 1.21 0.13 52.72 03:19:01 3 38.76 0.00 2.28 0.13 0.12 58.72 03:20:01 all 31.45 0.00 1.47 0.78 0.10 66.19 03:20:01 0 34.50 0.00 1.74 0.89 0.10 62.78 03:20:01 1 31.41 0.00 1.39 0.55 0.10 66.55 03:20:01 2 40.12 0.00 1.57 1.04 0.10 57.17 03:20:01 3 19.79 0.00 1.17 0.63 0.10 78.30 Average: all 28.13 0.00 4.14 2.52 0.11 65.10 Average: 0 27.60 0.00 4.74 2.39 0.13 65.15 Average: 1 25.79 0.00 4.39 5.02 0.11 64.69 Average: 2 32.48 0.00 3.97 1.70 0.11 61.74 Average: 3 26.62 0.00 3.47 0.98 0.11 68.82